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Finding the Fourth Proportional to 37,154, 55,739.64 and 26,747.12

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Solution

The fourth proportional to 37,154, 55,739.64 and 26,747.12 is: 40,126.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,154 : 55,739.64 = 26,747.12 : x
  2. Step 2: Convert to fraction form
    37,154/55,739.64 = 26,747.12/x
  3. Step 3: Cross multiply
    37,154x = 55,739.64 × 26,747.12
  4. Step 4: Simplify right side
    37,154x = 1,490,874,839.84
  5. Step 5: Solve for x
    x = 1,490,874,839.84/37,154
  6. Step 6: Final answer
    x = 40,126.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.